WO2015158186A1 - Refroidisseur d'air à surface de film humide et structure composite - Google Patents

Refroidisseur d'air à surface de film humide et structure composite Download PDF

Info

Publication number
WO2015158186A1
WO2015158186A1 PCT/CN2015/073609 CN2015073609W WO2015158186A1 WO 2015158186 A1 WO2015158186 A1 WO 2015158186A1 CN 2015073609 W CN2015073609 W CN 2015073609W WO 2015158186 A1 WO2015158186 A1 WO 2015158186A1
Authority
WO
WIPO (PCT)
Prior art keywords
wet film
water
fins
film layer
air
Prior art date
Application number
PCT/CN2015/073609
Other languages
English (en)
Chinese (zh)
Inventor
童军
Original Assignee
童军
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 童军 filed Critical 童军
Publication of WO2015158186A1 publication Critical patent/WO2015158186A1/fr

Links

Images

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
    • F24F1/06—Separate outdoor units, e.g. outdoor unit to be linked to a separate room comprising a compressor and a heat exchanger
    • F24F1/42—Separate outdoor units, e.g. outdoor unit to be linked to a separate room comprising a compressor and a heat exchanger characterised by the use of the condensate, e.g. for enhanced cooling
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B39/00—Evaporators; Condensers

Definitions

  • the invention relates to the technical field of air conditioners, in particular to a composite structure wet film air cooler.
  • the cooling methods of the existing air conditioners are divided into air cooling and water cooling.
  • the air-cooled air conditioner emits heat directly from the air through the outdoor heat-dissipating coil and the fan.
  • the heat-dissipating coil is generally called a surface air cooler (referred to as a surface cooler), and its structure is a plurality of sets of copper tube arrays, a refrigerant flows in the copper tubes, and dense heat-dissipating aluminum fins are connected outside the copper tubes.
  • the air-cooled air conditioner can be cooled in summer and heated in winter to achieve dual use. In the summer cooling, when the air cooler is used for heat dissipation, it is generally called a condenser; when the air cooler is used to absorb heat in the air during heating in winter, the air cooler is generally called an evaporator. Usually used for household, small or large heat pump units. Since the air is driven by the fan completely, the refrigerant in the air conditioner exchanges heat with the air outside the surface cooler, so that the cooling efficiency is generally only about COP3.2.
  • the water-cooled air conditioner adds a cooling water system, and the air conditioner first exchanges heat with the cooling water, and then dissipates heat to the air through the cooling tower.
  • Water-cooled air conditioners are generally large-scale summer single-refrigeration air-conditioning units (screws, centrifugal units).
  • the COP of the water-cooled air-conditioning unit is generally above 5.0, but the water-cooled air conditioner has a large volume, high cost and complicated structure.
  • the existing surface cooler structure is composed of a ribbed tube (the air conditioner generally adopts a copper tube), a header box and a guard plate.
  • the fin tube has a cold (hot) refrigerant flowing therein, and the fin tube has fins outside, and the tube is expanded by the rib tube.
  • the rib tube and the fin are the main heat exchange components.
  • Common fin forms are wound, creased, rolled and sleeved.
  • the heat transfer surface structure of the air cooler has a plate type (such as spiral plate, plate and shell, corrugated plate, plate and fin type, etc.) and tubular type (such as tube type, casing type, serpentine tube type, and fin tube type).
  • Etc. air conditioners are commonly used in finned tubes, which can be divided into flat fins, corrugated fins, punched fins and louver fins to ensure the disturbance of air heat exchange, making it turbulent. The heat exchange efficiency is greatly improved.
  • the energy consumption ratio COP of the air-cooled air conditioner is improved mainly by recovering condensed water or tap water spray (fog).
  • condensed water or tap water spray
  • the condensed water is directly evaporated on the surface cooler (or nearby) in different ways, and the latent heat absorbed by the evaporation of the water is used to additionally enhance the heat dissipation of the air conditioner air cooler.
  • the effect is to reduce the exhaust pressure of the compressor during air conditioning and cooling, thereby reducing the energy consumption of the air conditioner.
  • the condensate of air conditioners is generally drained directly and is not recycled.
  • the condensed water is atomized by an ultrasonic atomizer and then blown on the surface of the surface cooler with the fan.
  • the ultrasonic atomizer is extremely fragile and made The price is high and it is difficult to put it into practical use.
  • the condensed water of this structure has low effective utilization rate and is only suitable for window air conditioners, and 95% of the existing household air conditioner products are split type air conditioners.
  • Diaphragm humidifier A multi-layered water sheet layer surrounded by a hydrophobic polytetrafluoroethylene microporous film to form a film bag.
  • the water sheet layer is padded with a corrugated plate to form an air passage.
  • the water vapor is at its pressure because the water vapor pressure on the water side of the moisture permeable membrane is greater than the water vapor partial pressure on the air side.
  • the air side passes through the membrane hole of the moisture permeable membrane from the water side.
  • “HVAC and Air Conditioning” Volume 2, 2003, Volume 33, "Usage and Energy Saving of Room Air Conditioner Condensate”.
  • this method will increase the wind resistance of the air conditioning condenser fan, reduce the heat transfer coefficient of the whole machine, and has a complicated structure and high cost.
  • the capillary principle is also used to enhance heat dissipation, such as the condenser with capillary cooling device disclosed in CN 202281425U, but In the following questions:
  • the capillary structure is directly placed on the surface of the metal fin (fin).
  • the large-area, wet capillary structure is in direct contact with the air, allowing the water to evaporate directly on the surface of the capillary structure.
  • the fan drives a large amount.
  • the dust in the outdoor air will gradually adsorb on the surface of the wet capillary structure, which is easy to block the heat dissipation channel, which not only does not increase the heat dissipation effect but also seriously reduces the heat dissipation performance; and the porous capillary structure adsorbs. It is also difficult to clean after fine dust, and it is difficult to maintain in actual use;
  • the surface of one side of the metal fin (fin) piece is substantially covered with a fibrous capillary structure, if it is short of water in use, it is like a layer of heat-insulated cotton on a high-temperature metal fin (wing) piece. This will also greatly reduce the heat dissipation effect of the original fin (wing) sheet, which will damage the air conditioner compressor in severe cases;
  • the capillary water absorbing layer and the water tank are arranged below the fins (fin) fins, and the water in the water tank is to permeate upward under the capillary force, which is bound to be affected by gravity, and the water is difficult to reach the upper end of the capillary structure in a short time. Therefore, it is necessary to add pre-wet water pipes, solenoid valves and other components to complicate the structure and reduce the reliability of work.
  • the dirt formed by the outdoor dust will flow along the capillary water-absorbing layer to the sink below, and the mud will be removed. Will fill the sink and invalidate the entire capillary suction system;
  • the capillary structure is directly on the surface of the metal fin (fin) sheet, and the capillary structure is a loose fibrous structure, and the physical properties of the metal fin (fin) sheet are different, the strength of the contact fit of the two is subject to long-term outdoor High temperature, high humidity, vibration, wind blowing, especially the test of high pressure water cleaning, large area of capillary fiber is easily damaged, easy to peel off with metal fin (wing), there is a matching gap, the service life and heat dissipation effect will be reduced;
  • the patent design only considers how to control the water supply quantity, does not take into account the problem of calcium and magnesium ions in the water, although it can enhance the heat dissipation effect of the condenser in a short time, but as long as it runs for several months, the high temperature condenser fin ( The fins will cause the calcium and magnesium ions in the water to form a lot of hard scale on the surface of the capillary structure, which will gradually reduce the heat dissipation effect and is extremely difficult to clean.
  • a complex control system is designed. For example, if there is a water level sensor in the water tank, a water stop valve for controlling the water volume, a solenoid valve, etc., the work reliability is lowered;
  • the technical problem to be solved by the invention is to overcome the above-mentioned deficiencies of the prior art, and provide a composite structure wet film air cooler with energy saving, low cost, no power, high reliability and simple structure for the air conditioner, which can completely recover the air conditioner.
  • the condensed water can improve the heat dissipation efficiency and energy efficiency ratio of the air conditioner air cooler, reduce the exhaust pressure during cooling of the air conditioner, and prevent the air conditioner air cooler from frosting during heating in winter.
  • the technical solution adopted by the present invention is: a composite structure wet film air cooler comprising a plurality of fins arranged in parallel and a plurality of heat exchange tubes penetrating the fins, the surface of the fins being provided with A wet film layer extending outwardly from at least one water absorption band for introducing water into the wet film layer, or a drip device disposed on an upper portion of the wet film layer.
  • the wet film layer is disposed between two adjacent fins to form a tight "sandwich" structure.
  • the wet film does not directly contact the air in a large area, so that the dust in the air is directly adsorbed on the wet wet film surface, blocking the fins, affecting the heat dissipation effect, and a small amount of dust is easy to be cleaned and maintained even if it is adsorbed on the smooth fins;
  • the wet film layer is in close contact with the fins, allowing the water to naturally and uniformly infiltrate the entire surface of each fin without any power.
  • the water absorption belt is disposed on the side or the top of the wet film layer to ensure that water does not drip from the wet film layer and can be covered with the wet film layer.
  • wet film layer is provided on both sides of the fin.
  • the surface of the fin is provided with a plurality of punches, punches or louvers.
  • a louver is preferred.
  • the slits, punches or blinds are created to allow the moisture in the wet film layer to evaporate, similar to the numerous fine cooling towers on the surface of the fins.
  • the wet film layer on the surface of the fin is distributed in a whole sheet so that moisture rapidly infiltrates into the entire surface of each fin.
  • the wet film layer may also be partially disposed, and when the wet film layer is partially disposed, it may be distributed in a strip shape or a network.
  • the surface of all fins or partial fins in the air cooler is provided with a wet film layer to ensure that moisture can infiltrate the entire surface of all the fins.
  • the fins are made of a metallic material of aluminum, copper or stainless steel.
  • the wet film layer and the water absorption belt are made of a water absorbing fiber material, or are made of the same material metal material fused with the fin, or the inner layer is a water absorbing fiber material, and the outer layer is fused with the fin.
  • a water-absorbent fiber material is preferred to ensure rapid and uniform diffusion of moisture within the wet film layer to the surface of the fin.
  • the water absorbing fiber may be fiber paper, glass fiber, etc., has strong hydrophilicity, is resistant to acid and alkali corrosion, is resistant to ultraviolet rays, and is not aging. Under the action of fiber wicking, the water absorbing belt naturally infiltrates the water in the water storage tank to Wet film layer.
  • a water storage tank located outside the fin to supply water to the water absorbing belt is further provided.
  • the drip device is provided with a water supply tank for supplying water to the drip pipe of the drip device at the upper part of the fin, and is used for storing condensed water or rainwater generated by the indoor unit of the air conditioner.
  • an ion exchange device may be disposed at the water inlet of the water storage tank or the water supply tank to treat calcium and magnesium ions in the tap water; and a rainwater collecting device may be disposed at the water inlet of the water storage tank or the water supply tank.
  • the invention Based on the bionic principle of water movement in plants in nature, on the basis of the simple dry air dissipation of the ordinary surface cooler, the invention combines the wet film layer with the fins and increases the direct evaporation of water on the surface cooler.
  • the air conditioner dissipates not only the sensible heat transfer when the air flows, but also the latent heat release of the water vaporization phase change (liquid-gas).
  • the invention specifically utilizes the capillary force of the fiber and the transpiration force generated by the evaporation of the moisture in the wet film layer after heating by the surface cooler, similar to the movement principle of the moisture in the plant, so that the water naturally, uniformly and rapidly infiltrates into each fin.
  • the entire surface does not require any power; at the same time, there are a number of punches, punches or blinds on the surface of the fins, which allow the moisture in the wet film layer to evaporate, similar to the numerous cooling towers on the surface of the fins. It achieves the same heat dissipation effect and energy efficiency ratio as the cooling tower + water-cooled air conditioner.
  • a preferred embodiment of the present invention two adjacent metal fins press the water-absorbing wet film layer in the middle to form a composite "sandwich" structure, and the moisture in the wet film is punched and punched through the metal fins.
  • the louver evaporates, the wet film does not directly contact the air in a large area, avoiding the dust of the air directly adsorbing on the wet wet film surface, blocking the fins, affecting the heat dissipation effect, even if a small amount of dust is adsorbed on the fins, the smoothness thereof
  • the metal surface also facilitates the removal of dust particles, making it easier to clean and maintain.
  • the wet film layer is tightly pressed between the two metal fins, its service life is almost the same as that of the fins, and the water washing during cleaning is also prohibited.
  • the composite wet film unit of each "sandwich" structure has the same heat exchange area as the two heat dissipating surfaces of a metal fin, so that the heat dissipating area of the composite wet film cooler can still be compared with the original conventional table.
  • the cooling unit has the same heat dissipation area. In this way, even if the composite wet film lacks water, the surface cooler can directly use the outer surface of the fin to directly dissipate heat from the air, and does not depend on the wet film layer, so that the air conditioner operates normally without any risk.
  • the water absorption belt is disposed on the side of the wet film layer: under the action of the capillary principle, the flow direction of the water in the wet film is naturally infiltrated into the upward and downward directions, and the relative relationship between the water storage tank and the wet film layer is adjusted.
  • the height allows the moisture to penetrate quickly and uniformly into the upper and lower parts of the wet film layer (the height of the upward penetration can reach the top of the wet film layer, and it can just balance with the gravity. When it penetrates downward, the gravity will accelerate the water penetration).
  • auxiliary (pre-wet water pipe) devices in addition, in actual use, the dust on the fins, or the muddy water during cleaning, will fall down naturally along the fins, and will not flow into the side water storage tank.
  • the innovation of the invention is also that the composite wet film air cooler is used for cooling the condenser for cooling in summer, and can be used as an endothermic evaporator for heating in winter. Not only can the condenser's heat dissipation function be enhanced in the summer; but also in the winter air conditioning heating, by adding antifreeze to the storage tank, preventing the fins from frosting, strengthening the winter heating effect, and solving the current air conditioning winter system. When the heat is finned, the heat is inefficient.
  • Another major feature of the present invention is that, due to the "sandwich” structure, air condensate condenses on the surface of the metal fins on both sides of the "sandwich” composite structure during heating in winter, and falls directly, which is difficult to prevent from the antifreeze in the wet film. contact.
  • air condensate condenses on the surface of the metal fins on both sides of the "sandwich” composite structure during heating in winter, and falls directly, which is difficult to prevent from the antifreeze in the wet film. contact.
  • the amount of antifreeze can be greatly reduced, and operating costs can be saved. And make the air conditioning system easier.
  • the water required for the wet film and the water tank in the present invention is mainly taken from the condensed water generated by the evaporator during cooling, so that the air conditioner saves electricity and saves water; and the condensed water does not contain calcium or magnesium minerals, and does not On the other hand, there is condensation on the surface of the fins; on the other hand, only the air conditioning operation has condensed water, and the amount of condensed water in the air conditioner has a corresponding relationship with the heat dissipation of the air conditioner. By proper matching, the condensed water can be completely evaporated, and no excess water will appear. Outflow, so there is no need to set complicated water level and water flow control system in the system, which is very simple. From the perspective of condensate discharge, it is also an air conditioner with no condensed water, which eliminates the installation of condensate drain pipes and is more convenient for air conditioner installation and use.
  • the invention can not only enhance the heat dissipation of the air conditioner in summer, but also save energy by more than 20%, and can solve the frosting problem of the air conditioner in winter, improve the heating effect, and has the advantages of simple structure, safety and reliability, and real environmental protection, water saving and energy saving; At the same time, whether it is summer cooling or winter heating, even if the wet film layer in the air cooler is not used, the air conditioner can be operated normally.
  • FIG. 1 is a schematic perspective view of an embodiment of the present invention
  • Figure 2 is a plan view showing the structure of the embodiment shown in Figure 1;
  • Figure 3 is a schematic enlarged plan view of the fin of the embodiment shown in Figure 1;
  • FIG. 4 is a schematic enlarged view showing the wet film layer of the embodiment shown in FIG. 1;
  • Figure 5 is a schematic structural view of a water storage tank according to an embodiment of the present invention.
  • Figure 6 is a schematic view of the upper drip device of the wet film layer
  • Figure 7 is a schematic plan view of the drip device.
  • the composite structure wet film cooler provided in this embodiment includes a plurality of fins 1 arranged in parallel and a plurality of heat exchange tubes 2 penetrating through the fins 1, and the heat exchange tubes 2 are contained therein.
  • a flowing refrigerant a wet film layer 3 is pressed between two adjacent fins 1 to form a "sandwich" structural unit; the outer dimension of the wet film layer 3 is substantially identical to that of the fin 1, so that the fin 1 is wetted Layer 3 is completely covered and intimately contacted to ensure a natural, uniform, and rapid infiltration of moisture to the entire surface of each fin 1 without any power.
  • the water supply mode of the wet film layer 3 is a solution in which the water absorption zone 4 is added to the water storage tank 5, and the lower middle side of the wet film layer 3 is outwardly extended to absorb water which is introduced into the wet film layer 3.
  • the belt 4 ensures that the water does not drip from the wet film layer 3 and can be covered with the wet film layer 3 without being turned on.
  • the fin 1 is made of a metal material aluminum, and the surface of the metal material aluminum can be treated with anti-corrosion and hydrophilic film to resist corrosion; the wet film layer 3 and the water absorption belt 4 are both made of composite glass fiber.
  • the surface of the fin 1 is provided with a plurality of louvers 11, and the louvers 11 are arranged in parallel in a plurality of rows.
  • the louvers 11 are provided with a first through hole 21 through which the heat exchange tubes 2 are disposed.
  • the opening of the louver 11 causes the moisture in the wet film layer 3 to evaporate continuously, similar to the provision of numerous fine cooling towers on the surface of the fin 1.
  • the wet film layer 3 is provided with a second through hole 22 corresponding to the first through hole 21 and which can pass through the heat exchange tube 2.
  • the composite structure wet film cooler further includes a water storage tank 5 provided at the lower middle portion of the fin 1 for collecting condensed water generated by the air conditioner indoor unit.
  • the characteristic of condensed water is: it does not contain calcium and magnesium minerals, and it will not form scale on the surface of fins. If the dosage is increased, it can supplement the ion resin to exchange pure water.
  • tap water When applied to a large air conditioning unit, tap water can be replenished to the water storage tank 5 when the amount of condensed water is insufficient, depending on the amount of water consumed.
  • an ion exchange device may be provided at the water inlet 51 to treat calcium and magnesium ions in the tap water.
  • rainwater can be used, and a rainwater collecting device is provided at the water inlet 51 of the water storage tank 5 to obtain soft water having little calcium and magnesium ions.
  • a certain concentration of antifreeze liquid is added to the water storage tank 5, and the antifreeze liquid is infiltrated to the surface of the fin 1 through the water absorption belt 4 and the wet film layer 3 in sequence, so that the fin 1 can be prevented from frosting; at the same time, most of the condensed water in the air will be Along the fin 1, the natural downward flow under the action of gravity does not have a great influence on the concentration of the antifreeze in the wet film layer 3, thereby reducing the amount of antifreeze required for the entire system.
  • the antifreeze may be glycerin, CaCl 2 , urea, etc., and has no corrosion to the fins 1 .
  • the energy saving, low cost, no power, high reliability and simple structure of the embodiment can improve the heat dissipation efficiency and the energy efficiency ratio, reduce the exhaust pressure during cooling of the air conditioner, and ensure the air conditioner cooler on the other hand. No frosting during winter heating.
  • This embodiment can be used not only for household air conditioners, small commercial air conditioner units, but also for large central air conditioning units.
  • the indoor condensate in summer can be completely evaporated through the composite structure wet film cooler, which is a high-efficiency air conditioner without condensation water;
  • Embodiment 1 The difference from Embodiment 1 is that the wet film layer 3 is uniformly distributed in a strip shape on one side of each fin 1, and the wet film layers 3 of all the fins 1 may be arranged on the same side or on different sides.
  • Embodiment 1 The difference from Embodiment 1 is that in a part of the fins 1, a wet film layer 3 is pressed between two adjacent fins 1 to form a "sandwich" structure; and in another part of the fins 1, one of each fins 1 The side is pressed with a wet film layer 3.
  • Embodiment 1 The difference from Embodiment 1 is that, in a part of the fins 1, the outer dimensions of the wet film layer 3 are substantially the same as the size of each of the fins 1, so that the fins 1 are completely covered by the wet film layer 3; in the other part of the fins 1, The wet film layer 3 is evenly distributed on the fins 1 in a strip shape.
  • Embodiment 1 The difference from Embodiment 1 is that the surface of the fin 1 is provided with a plurality of slits, and the slits are arranged in a plurality of rows in parallel.
  • Embodiment 1 The difference from Embodiment 1 is that the fin 1, the wet film layer 3, and the water absorbing tape 4 are each made of a metal material aluminum.
  • Embodiment 1 The difference from Embodiment 1 is that the fins 1 and the wet film layers 3 are each made of a metallic material copper, and the water absorbing tape 4 is made of a composite glass fiber material.
  • the fin 1 is made of a metallic material stainless steel
  • the inner layers of the wet film layer 3 and the water absorbing tape 4 are both composite glass fiber materials
  • the outer layers are plated with a metallic material stainless steel.
  • the wet film layer 1 extends outwardly from the two water absorption belts 4, one at the top and one at the middle and lower portions, and two water storage tanks 5 are provided, and one water storage tank 5 is disposed at the outer bottom of the fins 1.
  • One is disposed between the two water absorption bands 4.
  • Embodiment 1 The difference from Embodiment 1 is:
  • the water supply method of the wet film layer 3 is a simple drip device 6, and the drip device is provided at the upper portion of the wet film layer 3.
  • the drip device 6 is composed of a water supply tank 61 and a drip pipe 62. One end of the drip pipe 62 extends into the water supply tank 61.
  • the drip pipe 62 has a drip hole 63 at the lower portion thereof, and the number and position of the drip hole 63 and the wet film layer 3 Corresponding.
  • the air-conditioning condensate enters the water supply tank 61 from the water inlet 51, and is dripped from the drip hole 63 uniformly onto the wet film layer 3 through the drip pipe 62.
  • tap water When applied to a large air conditioning unit, tap water can be replenished to the water supply tank 61 when the amount of condensed water is insufficient, depending on the amount of water consumed.
  • an ion exchange device may be provided at the water inlet 51 to treat calcium and magnesium ions in the tap water.
  • rainwater can be used, and a rainwater collecting device is provided at the water inlet 51 of the water supply tank 61 to obtain soft water having little calcium and magnesium ions.
  • the air-conditioning condensate enters the water supply tank 61 through the water inlet 51, passes through the drip pipe 62, and is uniformly dropped from the drip hole 63 onto the wet film layer 3, and the moisture of the wet film layer 3 is uniformly diffused to the surface of the fin 1.
  • the heat exchange tube 2 contains a high-temperature refrigerant, water is evaporated by heating the water adsorbed on the surface of the fin 1 to absorb the condensation heat of a large number of air conditioners, and the energy efficiency ratio of the ordinary air-cooled air conditioning unit is significantly improved, and cooling is achieved.
  • Tower + water-cooled air conditioner has the same heat dissipation effect and energy efficiency ratio, so that the COP of ordinary air-cooled air-conditioning is increased from 3.2 to 4.1, and energy saving is more than 20%.
  • a certain concentration of antifreeze solution is added to the water supply tank 6, and the antifreeze solution is infiltrated to the surface of the fin 1 through the drip hole 63 and the wet film layer 3 in sequence, thereby ensuring that the fin 1 does not frost; at the same time, most of the condensed water in the air will be Along the fin 1, the natural downward flow under the action of gravity does not have a great influence on the concentration of the antifreeze in the wet film layer 3, thereby reducing the amount of antifreeze required for the entire system.

Abstract

L'invention porte sur un refroidisseur d'air à surface de film humide et structure composite, comprenant une pluralité d'ailettes (1) disposées parallèlement et à distance les unes des autres, et une pluralité de tuyaux d'échange de chaleur (2) passant à travers les ailettes (1). Une couche de film humide (3) est située entre deux ailettes (1) pour former une structure "en sandwich", et au moins une courroie (4) qui absorbe l'eau pour introduire de l'eau dans la couche de film humide (3) s'étend hors de ladite couche de film humide (3), ou un dispositif (6) dont l'eau tombe goutte à goutte est disposé sur la partie supérieure de la couche de film humide (3). D'une part, ce refroidisseur d'air à surface de film humide et structure composite améliore l'efficacité de la dissipation thermique et le coefficient de performance (COP) de l'eau de condensat qui permet au refroidisseur d'air à surface humide d'un climatiseur de réduire la pression de sortie d'air lorsque ledit climatiseur refroidit l'air, et, d'autre part, la présence d'antigel dans ce refroidisseur l'empêche de geler lorsque le climatiseur d'air chauffe l'air en hiver.
PCT/CN2015/073609 2014-04-17 2015-03-04 Refroidisseur d'air à surface de film humide et structure composite WO2015158186A1 (fr)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
CN201410152648.0 2014-04-17
CN201410152648.0A CN103940154A (zh) 2014-04-17 2014-04-17 一种复合结构湿膜表冷器
CN201410469007.8 2014-09-16
CN201410469007.8A CN104197588B (zh) 2014-04-17 2014-09-16 一种复合结构湿膜表冷器

Publications (1)

Publication Number Publication Date
WO2015158186A1 true WO2015158186A1 (fr) 2015-10-22

Family

ID=51187930

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2015/073609 WO2015158186A1 (fr) 2014-04-17 2015-03-04 Refroidisseur d'air à surface de film humide et structure composite

Country Status (2)

Country Link
CN (2) CN103940154A (fr)
WO (1) WO2015158186A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109708487A (zh) * 2018-12-05 2019-05-03 太原理工大学 一种空冷岛冻结状态在线监测方法

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103940154A (zh) * 2014-04-17 2014-07-23 童军 一种复合结构湿膜表冷器
CN107576218B (zh) * 2017-08-28 2023-06-30 广东美的暖通设备有限公司 换热器组件及其制造方法
CN109812961A (zh) * 2017-11-21 2019-05-28 上海奇谋能源技术开发有限公司 一种节省空调器能耗的散热装置
CN110213944A (zh) * 2019-06-05 2019-09-06 湖南同能机电科技有限公司 一种吸水性金属片、散热方法及散热器
CN110730592B (zh) * 2019-09-30 2020-12-15 西安交通大学 一种利用冷凝水的换热装置
CN110779197B (zh) * 2019-11-25 2021-07-30 深圳市博一环境建设工程有限公司 防干燥空调换热器
CN112781397B (zh) * 2020-01-13 2023-08-18 翀鼎科技(上海)有限公司 一种水膜式冷却机组
CN112484247A (zh) * 2020-10-26 2021-03-12 华帝股份有限公司 一种厨房空调的冷凝水处理方法及其厨房空调

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1225442A (zh) * 1998-08-24 1999-08-11 刘富钦 蒸发式冷凝机组
WO2006098001A1 (fr) * 2005-03-15 2006-09-21 Fujitsu Limited Dispositif de refroidissement et procede de fabrication de celui-ci
CN101240957A (zh) * 2007-10-16 2008-08-13 何淦明 一种复叠式多级蒸发芯体
CN103162458A (zh) * 2011-12-14 2013-06-19 童夏民 低压差冷缸循环的应用
CN103940154A (zh) * 2014-04-17 2014-07-23 童军 一种复合结构湿膜表冷器
CN203771809U (zh) * 2014-04-17 2014-08-13 童军 一种复合结构湿膜表冷器

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1225442A (zh) * 1998-08-24 1999-08-11 刘富钦 蒸发式冷凝机组
WO2006098001A1 (fr) * 2005-03-15 2006-09-21 Fujitsu Limited Dispositif de refroidissement et procede de fabrication de celui-ci
CN101240957A (zh) * 2007-10-16 2008-08-13 何淦明 一种复叠式多级蒸发芯体
CN103162458A (zh) * 2011-12-14 2013-06-19 童夏民 低压差冷缸循环的应用
CN103940154A (zh) * 2014-04-17 2014-07-23 童军 一种复合结构湿膜表冷器
CN203771809U (zh) * 2014-04-17 2014-08-13 童军 一种复合结构湿膜表冷器
CN104197588A (zh) * 2014-04-17 2014-12-10 童军 一种复合结构湿膜表冷器

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109708487A (zh) * 2018-12-05 2019-05-03 太原理工大学 一种空冷岛冻结状态在线监测方法
CN109708487B (zh) * 2018-12-05 2022-11-25 太原理工大学 一种空冷岛冻结状态在线监测方法

Also Published As

Publication number Publication date
CN104197588A (zh) 2014-12-10
CN104197588B (zh) 2015-11-11
CN103940154A (zh) 2014-07-23

Similar Documents

Publication Publication Date Title
WO2015158186A1 (fr) Refroidisseur d'air à surface de film humide et structure composite
CN206361857U (zh) 热回收式膜法溶液热泵系统
KR102099693B1 (ko) 소형-분할형 액체 흡수제 공조 방법 및 시스템
Amer et al. A review of evaporative cooling technologies
WO2017004987A1 (fr) Dispositif tour thermique à précondensation fonctionnant par tous les temps
CN103712477B (zh) 热泵供热除雾节水型冷却塔
CN102230688A (zh) 一种溶液喷淋型热泵机组
CN103940164B (zh) 一种溶液喷淋式无霜空气源热泵装置
CN111964168B (zh) 制冷控湿净化集水一体的离子液体除湿空调系统
CN203672184U (zh) 一种热泵供热除雾节水型冷却塔
CN202254029U (zh) 一种溶液喷淋型热泵机组
WO2009114980A1 (fr) Condensateur du type à échange de chaleur utilisé dans un conditionneur d'air et système de refroidissement par évaporation et aspersion
CN205119549U (zh) 多功能热泵型蒸发式冷凝空调机组
CN105318461A (zh) 开闭式双功能热源塔
CN103423815A (zh) 一种溶液辅助储能型家用空调器
CN108826539A (zh) 管式露点间接蒸发冷却空调器
CN203421778U (zh) 一种溶液辅助储能型家用空调器
CN203771809U (zh) 一种复合结构湿膜表冷器
CN206207608U (zh) 具有湿度调节功能的换热器及热泵系统
CN206208061U (zh) 翅片式换热器及热泵系统
CN202485172U (zh) 空调冷凝水排水装置
CN206522882U (zh) 一体式膜法溶液热泵系统
CN206207620U (zh) 膜法溶液风式制冷设备
CN206207619U (zh) 膜法溶液空调
CN204534885U (zh) 预湿型室外空调机

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 15780408

Country of ref document: EP

Kind code of ref document: A1

NENP Non-entry into the national phase

Ref country code: DE

122 Ep: pct application non-entry in european phase

Ref document number: 15780408

Country of ref document: EP

Kind code of ref document: A1